// JavaScript Document
//图片等比缩放
function DrawImage(ImgD,width,height){ 
 var image=new Image(); 
 image.src=ImgD.src; 
 if(image.width>width || image.height>height)
    {
        imageRate1=parseInt(image.width)/width;
        imageRate2=parseInt(image.height)/height;
        if(imageRate2>imageRate1)
            ImgD.height = image.height/imageRate2;
        else
            ImgD.width = image.width/imageRate1;
    }

}


//加入收藏
function AddFavorite(sURL, sTitle){
    try { window.external.addFavorite(sURL, sTitle);}
    catch (e)
    {
        try { window.sidebar.addPanel(sTitle, sURL, ""); }
        catch (e) { alert("加入收藏失败，请使用Ctrl+D进行添加"); }
    }
    return false;
}
//设为首页
function SetHome(obj,vrl){
    try{ obj.style.behavior='url(#default#homepage)';obj.setHomePage(vrl); }
    catch(e)
    {
        if(window.netscape) {
            try {
                netscape.security.PrivilegeManager.enablePrivilege("UniversalXPConnect");
            }
            catch (e) {
                alert("此操作被浏览器拒绝！\n请在浏览器地址栏输入\"about:config\"并回车\n然后将 [signed.applets.codebase_principal_support]的值设置为'true',双击即可。");
            }
            var prefs = Components.classes['@mozilla.org/preferences-service;1'].getService(Components.interfaces.nsIPrefBranch); prefs.setCharPref('browser.startup.homepage',vrl);
        }
    }
    return false;
}




function leftorright(){
	var myleft=document.getElementById("myleft");
	var myright=document.getElementById("myright");
	var myhtml;
	myhtml=myleft.innerHTML;
	myleft.innerHTML=myright.innerHTML;
	myright.innerHTML=myhtml;	
}


//屏避js错误 
function killErrors() {
return true;
}
window.onerror = killErrors;